docs: def header(self):
          """Wea header."""
          return "place %s\n" % self.location.city + \
              "latitude %.2f\n" % self.location.latitude + \
              "longitude %.2f\n" % -self.location.longitude + \
              "time_zone %d\n" % (-self.location.time_zone * 15) + \
              "site_elevation %.1f\n" % self.location.elevation + \
              "weather_data_file_units 1\n"